In May 1845, Sir John Franklin set sail from England with HMS Erebus and HMS Terror to discover the elusive Northwest Passage. To sustain 129 crew members for a projected three-year journey through frozen Arctic waters, the British Admiralty commissioned an unprecedented provision of over 8,000 tins of preserved meat and soup. Due to a tight departure deadline, contractor Stephen Goldner was awarded the massive victualing contract with mere months to supply the entire fleet.
To meet the aggressive schedule, workers hastily soldered the tin cans using heavy lead-based solder, applying the toxic metal sloppily inside the seam rims. As the ships became trapped in Victoria Strait ice, the preserved provisions began to leach lead directly into the crew's daily rations. Subsequent forensic supply audits and modern bone tissue analyses revealed that chronic lead exposure severely compromised the sailors' cognitive function, immunity, and physical stamina.
Combined with scurvy and extreme cold, the systemic lead poisoning contributed to irrational decision-making as the men abandoned ship in a desperate march south. The flawed soldering contract remains a chilling case study in the catastrophic consequences of compromised supply chain quality control during historical expeditions.